Digital gas monitoring
6.4 Sensor Replacement
• The monitor is to be powered down before opening and
servicing the device
• To remove sensor module, simply pull-out sensor module
• Plug sensor module into top or bottom socket
• If top socket, adjust alarm settings 0, 3, 6 to suit the gas
(if the previous sensor board in the same slot is identical,
the alarm level remains the same)
• If using bottom socket adjust settings 18, 21, 24
• New sensor modules come pre-calibrated
UL version (CO monitor only), the new sensor module
must be registered:
1. Press the right arrow to enter settings
2. Press the ↑ and → at the same time to enter calibration mode
°
For top sensor, stay at SAZ
°
For bottom sensor, go to SBZ
3. Press ↑ and ← at the same time to register the sensor module
4. Press ← multiple times to exit calibration mode
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